CVE-2025-46597
High
Description
Bitcoin Core 0.13.0 through 29.x has an integer overflow.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Bitcoin Core
PublishedMar 20, 2026
First seenMar 20, 2026
Weakness typeCWE-190Integer overflow
How to fix
Update
- bitcoin bitcoin_core0.30.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| bitcoin bitcoin_core | 0.13.0 ≤ v < 0.30.0 | 0.30.0 |
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